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package dotty.tools
package dotc
package reporting
package diagnostic
import util.{SourcePosition, NoSourcePosition}
import core.Contexts.Context
object Message {
implicit def toNoExplanation(str: String): Message =
new NoExplanation(str)
}
abstract class Message(val errorId: String) { self =>
import messages._
def msg: String
def kind: String
def explanation: String
def container(c: String) =
if (kind == "") c
else s"$kind $c"
def mapMsg(f: String => String) = new Message(errorId) {
val msg = f(self.msg)
val kind = self.kind
val explanation = self.explanation
}
def error(pos: SourcePosition) =
new Error(self, pos, container("Error"), explanation)
def warning(pos: SourcePosition) =
new Warning(self, pos, container("Warning"), explanation)
def info(pos: SourcePosition) =
new Info(self, pos, container("Info"), explanation)
def featureWarning(pos: SourcePosition) =
new FeatureWarning(self, pos, container("Feature Warning"), explanation)
def uncheckedWarning(pos: SourcePosition) =
new UncheckedWarning(self, pos, container("Unchecked Warning"), explanation)
def deprecationWarning(pos: SourcePosition) =
new DeprecationWarning(self, pos, container("Deprecation Warning"), explanation)
def migrationWarning(pos: SourcePosition) =
new MigrationWarning(self, pos, container("Migration Warning"), explanation)
}
class NoExplanation(val msg: String) extends Message("") {
val explanation = ""
val kind = ""
}
object NoExplanation {
def unapply(m: Message): Option[Message] =
if (m.explanation == "") Some(m)
else None
}
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